[Users] Changing I/O parameters between simulations restarts

dumsani g14n8326 at campus.ru.ac.za
Thu Oct 6 07:00:50 CDT 2016

Hi Ian,
Your suggestion worked! That is, changing the parameters in the 
top-level SIMFACTORY directory. I just I should mention it.

On 01/10/2016 11:59, Ian Hinder wrote:
> On 30 Sep 2016, at 21:56, dumsani <g14n8326 at campus.ru.ac.za 
> <mailto:g14n8326 at campus.ru.ac.za>> wrote:
>> Hi Frank, Ian, Everyone
>> Yes, I meant doing this via Simfactory. But at the same time I 
>> acknowledge the fact that it could as well be doable via some Cactus 
>> parameter... On that note, we have tried changing the parameter in 
>> the top-level SIMFACTORY directory under the job directory. However, 
>> looking at the parfile in the new checkpoint directory, it still bore 
>> the old value. We even went as far as changing the parameter in all 
>> parfiles in the previous checkpoint subdirectory, in addition to 
>> changing it in the top-level SIMFACTORY directory.
>> In any case, if you also suggest that then I'm going to give this a 
>> try again over the weekend (or on Monday - our computing center is on 
>> a shut down for the weekend).
> Hi Dumsani,
> The top-level simfactory directory I am talking about is:
> mysim/
> SIMFACTORY/    <------ This one
> par/
> mysim.par
> output-0000/
> output-0001/
> ...
> i.e. there are SIMFACTORY directories inside each restart, and there 
> is one at the very top level of the simulation.  If you change the 
> parameter file in this one, it should be copied into the 
> output-NNNN/SIMFACTORY/par directory when the new restart is created. 
>  That was my understanding of how it works, though I admit that I have 
> not used SimFactory 2 for a while.  Do other people use this mechanism 
> and can confirm that this is how it works?
> -- 
> Ian Hinder
> http://members.aei.mpg.de/ianhin

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